Iowa Environmental Mesonet

Iowa State University Department of Agronomy

The GIS page has everything GIS on the IEM

ISU Agclimate Data information

Station Id conversion table
StationId:Station Name:Data Starts At:Data Ends At:
a130209AmesJul 01, 1986Current
a131069CalmarSep 21, 2001 Current
a131299CastanaMay 19, 1988Current
a131329Cedar Rapids Jun 22, 1998Current
a131559CharitoAug 17, 1988Current
a131909CrawfordsvilleJan 01, 1990Current
a135879NashuaSep 01, 1988Current
a138019SutherlanJul 23, 1988Current
a134759LewisJun 19, 1997Current
a136949RhodesMay 17, 1999Oct 11,2006
a134309KanawhaJun 19, 1997Current
a135849MuscatineMar 27, 2000Current

You can get lat/lon information from this page.

Units for Data

Precipationinches
Hourly Solar RadiationKilo calories per meter squared
Daily Solar RadiationLangleys
TemperaturesFahrenhit
Wind speedsMPH
Timelocal time, either CST or CDT

Hardware Specs

All of our stations have either the Campbell HMP35 or HMP45. The 35 was discontinued and replaced with the 45.